Home / 15,449.88-23,178.87-6,682.74

Finding the Fourth Proportional to 15,449.88, 23,178.87 and 6,682.74

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Solution

The fourth proportional to 15,449.88, 23,178.87 and 6,682.74 is: 10,025.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449.88 : 23,178.87 = 6,682.74 : x
  2. Step 2: Convert to fraction form
    15,449.88/23,178.87 = 6,682.74/x
  3. Step 3: Cross multiply
    15,449.88x = 23,178.87 × 6,682.74
  4. Step 4: Simplify right side
    15,449.88x = 154,898,361.70
  5. Step 5: Solve for x
    x = 154,898,361.70/15,449.88
  6. Step 6: Final answer
    x = 10,025.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.